How about Sun Yat-sen University yeast bird's nest firming essence?

All right. Yeast bird's nest firming essence can improve dull skin. When using vitality essence, if the patient's skin is dull, it can obviously brighten the skin color. It is a good essence. Essence is one of the skin care products for face, which contains precious functional ingredients, such as plant extracts, ceramide, squalane and so on. Its functions include anti-aging, anti-wrinkle, moisturizing, whitening and freckle removal.